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[object Object],Deepak Bote
Email, IM, blog…
Important events of 1996!! ,[object Object],[object Object],[object Object],[object Object],[object Object],We are interested in the last one!
What about H.323??? ,[object Object],[object Object],[object Object],[object Object],[object Object]
What exactly is H.323? ,[object Object],[object Object],[object Object],[object Object]
H.323 – A Closer Look ,[object Object],[object Object],[object Object],[object Object],E N D P O I N T S
Terminals ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Gateways ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Multipoint Control Units ,[object Object],[object Object],[object Object],[object Object],[object Object]
Gatekeepers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Gatekeeper Zones Gatekeeper Gatekeeper Gateway Zone B Zone A The Internet
Router H.323 terminal H.323 terminal ISDN videophone Gateway Gateway Phone MCU Gatekeeper
The Protocols!!
The Protocols (cont) ,[object Object],[object Object],[object Object],[object Object],[object Object]
The Protocols (cont) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The Protocols (cont)
Typical H.323 Stack H.323 IP UDP RTP RTCP TCP/UDP TCP UDP UDP TCP Audio Codecs G.711 G.723.1 G.729 .. Video Codecs H.261 H.263 H.264 .. V.150 T.120 TCP/UDP T.38 H.225.0 Call Signaling H.245 H.225.0 RAS Terminal Control and Management Data Applications Media Control Multimedia Applications, User Interface
An H.323 Stack RAS RTP / RTCP Packet Network H.323 Application H.245 H.225.0 Call Signaling
H.323 Call Setup and Tear Down
Future ,[object Object],[object Object],[object Object],[object Object]
Concluding Remarks ,[object Object],[object Object],[object Object],[object Object]
References ,[object Object],[object Object],[object Object]
Thank You
 
Registration, Admission, and Status - RAS ,[object Object],[object Object],[object Object],[object Object],[object Object]

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H.323

  • 1.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11. Gatekeeper Zones Gatekeeper Gatekeeper Gateway Zone B Zone A The Internet
  • 12. Router H.323 terminal H.323 terminal ISDN videophone Gateway Gateway Phone MCU Gatekeeper
  • 13. The Protocols!!
  • 14.
  • 15.
  • 16.
  • 17. Typical H.323 Stack H.323 IP UDP RTP RTCP TCP/UDP TCP UDP UDP TCP Audio Codecs G.711 G.723.1 G.729 .. Video Codecs H.261 H.263 H.264 .. V.150 T.120 TCP/UDP T.38 H.225.0 Call Signaling H.245 H.225.0 RAS Terminal Control and Management Data Applications Media Control Multimedia Applications, User Interface
  • 18. An H.323 Stack RAS RTP / RTCP Packet Network H.323 Application H.245 H.225.0 Call Signaling
  • 19. H.323 Call Setup and Tear Down
  • 20.
  • 21.
  • 22.
  • 24.  
  • 25.